Across
- 2. plants
- 9. light
- 11. photosynthetic
- 12. compound
- 13. ability
- 14. releases
- 17. absorbing
- 18. outside
- 19. consuming
- 20. nolight
- 21. absence
Down
- 1. heat
- 3. produces
- 4. stage
- 5. not
- 6. one
- 7. converts
- 8. autotrophs
- 10. electron
- 15. requires
- 16. organism